56515353024 has 112 divisors (see below), whose sum is σ = 166227353600. Its totient is φ = 16828369920.

The previous prime is 56515353007. The next prime is 56515353029. The reversal of 56515353024 is 42035351565.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56515353029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287824 + ... + 442575.

It is an arithmetic number, because the mean of its divisors is an integer number (1484172800).

Almost surely, 2^56515353024 is an apocalyptic number.

It is an amenable number.

56515353024 is an abundant number, since it is smaller than the sum of its proper divisors (109712000576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56515353024 is a wasteful number, since it uses less digits than its factorization.

56515353024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730458 (or 730448 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 39.

The spelling of 56515353024 in words is "fifty-six billion, five hundred fifteen million, three hundred fifty-three thousand, twenty-four".